Optical separator Crossword Clue
5 letters · New York Times · Friday, August 8, 2014 · 11-Down
Appeared in 1 New York Times Crossword: Friday, August 8, 2014.
Exact puzzle match · New York Times · August 8, 2014 · 11-Down · 5 letters
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What does this clue mean?
optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image
noun
WordNet® (Princeton University)
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